/**
 * Copyright (C) 2018 Bonitasoft S.A.
 * Bonitasoft, 32 rue Gustave Eiffel - 38000 Grenoble
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2.0 of the License, or
 * (at your option) any later version.
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
export default class Pagination {
  constructor(page, size, total) {
    this.page = page;
    this.size = size; // = bonita `c` parameter (count)
    this.total = total;
  }

  static from(contentRange) {
    const match = /(\d+)-(\d+)\/(\d+)/g.exec(contentRange);
    if (!match || match.length < 4) {
      return {};
    }
    return new Pagination(
      parseInt(match[1]),
      parseInt(match[2]),
      parseInt(match[3])
    );
  }
}
